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B-31
4MP - Vandal Proof Dome with 3.6x Optical Zoom Lens

The B-31 is a 4 megapixel indoor/outdoor dome with a motorized lens. Perfect for long hallways and walkways, the B-31 offers 3.6x optical zoom for varying fields of view.

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  • Two-way audio
  • 3.6 x optical zoom
  • 4 megapixel resolution
  • 3.6 x optical zoom
  • ExDR (Extreme Dynamic Range)
  • 2D+3D Digital noise reduction
  • Powered by PoE Class 3 / DC 12V
  • Minimum illumination 0.05 lux at F1.4
  • 8 FPS at 2032 x 1920 resolution (1422 TV lines)
  • Vandal proof and weatherproof IP66 rated casing
  • Day and night function with mechanical IR cut filter
  • Built-in f3.3-12 mm / F1.4 megapixel P-Iris zoom lens
  • Selectable H.264, MPEG-4 SP, MJPEG compressions with dual streaming

Technical Specifications
Image Sensor Aptina Progressive Scan CMOS
Min. Illumination 0.05 lux at F1.4
Electronic Shutter: Manual mode: 1/25 - 1/2000 sec. (50Hz) 1/15 - 1/2000 sec. (60Hz) Manual mode: 1/25 - 1/2000 sec. (50Hz); 1/15 - 1/2000 sec. (60Hz)
Focal Length / Aperture: Zoom, F3.3 - 12 mm / F1.4 - 2.9
Horizontal Viewing Angle: 77.22° - 22.62°
Mount Type Board Mount
Angle Adjustment Pan: 0° - 360°; Tilt: 0° - 180°; Rotate: 0° - 360°
Day & Night Yes
Video Compression MJPEG / MPEG-4 / H.264
Dual Stream Yes
Maximum Frame Rate vs. Resolution: MPEG-4 SP 5 FPS(2032 X 1920), 11 FPS(1920 X 1080), 25 FPS(1280 X 720 HD 720p), FPS 640 x 480 (VGA)
Alarm Trigger Video motion detection 3 regions in single view mode, 1 region each in 4 cropped VGA mode; External device through digital input
Protocols Bonjour, SNMP, UPnP, FTP, SMTP, IGMP, ARP, ICMP, NTP, DDNS, DNS, IPv6, RTSP, RTP, PPPoE, DHCP, HTTPS, HTTP, UDP, TCP
Sample Picture Quality (Hover over image to see quality)

Mount Options:

B-31-CMB

B-31-FM

B-31-GN

B-31-MK

B-31-OD-WM

B-31-PM

B-31-ST

B-AD-WM
Support Guides
User ManualDownload [PDF]
A&E Spec SheetDownload [PDF]
Customer Review
Product ReviewNo Reviews at this time
Firmware Downloads
Firmware InstructionsDownload [PDF]
Firmware InstallDownload [ZIP]
Special Note#
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